The price of eggs at U.S. grocery stores has climbed to a record high, nearly doubling from a year ago, as outbreaks of bird flu have led to shortages by wiping out millions of hens.

The skyrocketing cost of eggs has prompted an uptick in attempts to smuggle them across the southern border. There was a 29% increase in shell eggs being confiscated at ports of entry between ...

The latest reports from the U.S. Department of Agriculture show egg prices are up 53% from last year, thanks to an increasing number of poultry flocks impacted by bird flu. More than 150 million birds have been infected,